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* [PATCH] tpm: Fix compilation warning when CONFIG_PNP is not defined
@ 2011-07-17 11:55 Stefan Berger
  2011-07-17 17:08 ` Randy Dunlap
  2011-07-17 23:16 ` Stephen Rothwell
  0 siblings, 2 replies; 5+ messages in thread
From: Stefan Berger @ 2011-07-17 11:55 UTC (permalink / raw)
  To: rdunlap, Rajiv Andrade
  Cc: linux-kernel@vger.kernel.org, James Morris, linux-next

The is_itpm() function is only accessed from a block surrounded by
#ifdef CONFIG_PNP. Therefore, also surround it with #ifdef CONFIG_PNP
and remove the #else branch causing the warning.

http://lxr.linux.no/#linux+v2.6.39/drivers/char/tpm/tpm_tis.c#L622

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>

---
 drivers/char/tpm/tpm_tis.c |    7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

Index: linux-2.6/drivers/char/tpm/tpm_tis.c
===================================================================
--- linux-2.6.orig/drivers/char/tpm/tpm_tis.c
+++ linux-2.6/drivers/char/tpm/tpm_tis.c
@@ -80,7 +80,7 @@ enum tis_defaults {
 static LIST_HEAD(tis_chips);
 static DEFINE_SPINLOCK(tis_lock);
 
-#ifdef CONFIG_ACPI
+#ifdef CONFIG_PNPN
 static int is_itpm(struct pnp_dev *dev)
 {
 	struct acpi_device *acpi = pnp_acpi_device(dev);
@@ -93,11 +93,6 @@ static int is_itpm(struct pnp_dev *dev)
 
 	return 0;
 }
-#else
-static int is_itpm(struct pnp_dev *dev)
-{
-	return 0;
-}
 #endif
 
 static int check_locality(struct tpm_chip *chip, int l)

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2011-07-20  0:29 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-07-17 11:55 [PATCH] tpm: Fix compilation warning when CONFIG_PNP is not defined Stefan Berger
2011-07-17 17:08 ` Randy Dunlap
2011-07-17 23:16 ` Stephen Rothwell
2011-07-18 12:00   ` Stefan Berger
2011-07-20  0:29     ` James Morris

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